======Start Rhino for Mac With Enhanced Event Logging====== 

Related: [[rhino:mac:consolemessages|Gathering Console Messages from Rhino for Mac]]

It is sometimes necessary to start Rhino with event logging to diagnose start up or licensing problems.  Following are the steps for starting Rhino with logging: 

1) Open a **Terminal** session from Launchpad or Spotlight.
{{:rhino:mac:macloggingstep-1.png?600|}}

2) Start **Rhinoceros** using this command:
   /Applications/Rhinoceros.app/Contents/MacOS/Rhinoceros -RhinoLog
{{:rhino:mac:macloggingstep-2.png?600|}}

3) Close the error dialog you get when starting Rhino and run the **Console** application from Launchpad or Spotlight.

{{:rhino:mac:macloggingstep-3.png?600|}}

4) Navigate to **~/Library/Logs/Rhinoceros** in the control on the left.
{{:rhino:mac:macloggingstep-4.png?600|}}

5) Click on the Rhinoceros.log item and choose **Reveal in Finder** and upload to this post or select **Mail** and send it to tech@mcneel.com.
{{:rhino:mac:macloggingstep-5.png?600|}}